import  copy
dictionary = {'卷心菜':'cabbage','午餐':['kunch','nooning']}
dictionary1 =dictionary
dictionary2 =dictionary.copy()
dictionary3 = copy.deepcopy(dictionary)
dictionary['卷心菜'] = 'pamphery'
dictionary['午餐'].remove('nooning')
print('dictionary=',dictionary)
print('dictionary1=',dictionary1)
print('dictionary2=',dictionary2)
print('dictionary=3',dictionary3)